数据源HikariCP（多数据库的配置项）

oracle.jdbc.type=oracle
oracle.jdbc.driver=oracle.jdbc.OracleDriver
oracle.jdbc.url=jdbc:oracle:thin:@[ip]:[port]:[dbdomain]
oracle.jdbc.username=[username]
oracle.jdbc.password=[password]

pi.isUsed=true
pi.jdbc.type=PI
pi.jdbc.driver=com.osisoft.jdbc.Driver
pi.jdbc.url=jdbc:pioledb://localhost/Data Source=[PI Server Address]; Integrated Security=SSPI/

    <!-- Hikari Datasource -->
    <bean id="dataSource_Oracle" class="com.zaxxer.hikari.HikariDataSource"
        destroy-method="close">
        <property name="driverClassName" value="${oracle.jdbc.driver}" /><!--
            无需指定，除非系统无法自动识别 -->
        <property name="jdbcUrl" value="${oracle.jdbc.url}" />
        <property name="username" value="${oracle.jdbc.username}" />
        <property name="password" value="${oracle.jdbc.password}" />
        <property name="maximumPoolSize" value="100" />
        <property name="minimumIdle" value="10" />
        <property name="connectionTestQuery" value="select 1 from dual" />
        <property name="dataSourceProperties">
            <props>
                <prop key="cachePrepStmts">true</prop>
                <prop key="prepStmtCacheSize">250</prop>
                <prop key="prepStmtCacheSqlLimit">2048</prop>
                <prop key="useServerPrepStmts">true</prop>
            </props>
        </property>
    </bean>

    <bean id="dataSource_PI" class="com.zaxxer.hikari.HikariDataSource"
        destroy-method="close">
        <property name="driverClassName" value="${pi.jdbc.driver}" />
        <property name="jdbcUrl" value="${pi.jdbc.url}" />
        <property name="maximumPoolSize" value="100" />
        <property name="minimumIdle" value="10" />
        <property name="dataSourceProperties">
            <props>
                <prop key="cachePrepStmts">true</prop>
                <prop key="prepStmtCacheSize">250</prop>
                <prop key="prepStmtCacheSqlLimit">2048</prop>
                <prop key="useServerPrepStmts">true</prop>
            </props>
        </property>
    </bean>

    <bean id="dataSource" class="com.bkc.bpmp.core.datasource.DynamicDataSource">
        <property name="targetDataSources">
            <map key-type="java.lang.String">
                <entry key="dataSource_Oracle" value-ref="dataSource_Oracle" />
                <entry key="dataSource_PI" value-ref="dataSource_PI" />
            </map>
        </property>
        <property name="defaultTargetDataSource" ref="dataSource_Oracle" />
    </bean>

关于多数据源的详细使用，查看其它帖子。这里只是为了表示 采用 HikariCP 时，Spring配置文件是如何写的。